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Official data from INPI

EQUIPAMENTO PARA A MISTURA E HOMOGENEIZAÇÃO DE FARINHA E DISPOSITIVO PARA A DOSAGEM CONTÍNUA DE FARINHA

Arquivada/ExtintaInvention PatentPCT · CH1991000023

Application data

Number

PI9104263

Type

Invention Patent

Filing

01/29/1991

Publication

08/04/1992

PCT

CH1991000023

Progress at the INPI

  1. Filing01/29/91
  2. Publication08/04/92
  3. Examination03/16/93
  4. Allowance01/02/96
  5. Grant09/24/96
  6. Expired06/29/10

The letters patent expired on 06/29/2010: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Buehler AG

CH

See this company's full portfolio

Inventors

B. G. (pessoa física)

CH

P. N. (pessoa física)

CH

R. W. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

00 349/90 · 02/02/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 29/01/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

09/24/1996

RPI 1347

Deferimento

#9.1

01/02/1996

RPI 1309

Exigência - art. 36 da LPI

#6.1

07/04/1995

RPI 1283

Solicitação de exame técnico

#4.1

03/16/1993

RPI 1163

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1992

RPI 1131

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